[gcc r12-7493] mkruntimeinc: skip _FILE

[Ian Lance Taylor <ian@gcc.gnu.org>]

https://gcc.gnu.org/g:c3402486afa8b6f98d6b0cc05cd229526bc7611f

commit r12-7493-gc3402486afa8b6f98d6b0cc05cd229526bc7611f
Author: Ian Lance Taylor <iant@golang.org>
Date:   Fri Mar 4 10:18:00 2022 -0800

    mkruntimeinc: skip _FILE
    
    We don't need it, and it breaks uclibc.
    
            PR go/101246
    
    Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/390021

Diff:
---
 gcc/go/gofrontend/MERGE | 2 +-
 libgo/mkruntimeinc.sh   | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/gcc/go/gofrontend/MERGE b/gcc/go/gofrontend/MERGE
index 7778cd91235..e68d2d967cc 100644
--- a/gcc/go/gofrontend/MERGE
+++ b/gcc/go/gofrontend/MERGE
@@ -1,4 +1,4 @@
-943b95876ca0f14c3cea7067d33170ba76cf0fab
+787fd4475f9d9101bc138d0b9763b0f5ecca89a9
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.
diff --git a/libgo/mkruntimeinc.sh b/libgo/mkruntimeinc.sh
index 61d830af876..5ef3eca25cc 100755
--- a/libgo/mkruntimeinc.sh
+++ b/libgo/mkruntimeinc.sh
@@ -18,13 +18,14 @@ rm -f runtime.inc.tmp2 runtime.inc.tmp3
 # sigset conflicts with system type sigset on AIX, so we need to rename it.
 # boundsError has a field name that is a C keyword, and we don't need it.
 # mSpanInuse is both a constant and a field name, and we don't need it.
+# _FILE has incomplete __lock and __state fields on uclibc-ng.
 
 grep -v "#define _" ${IN} | grep -v "#define [cm][012345] " | grep -v "#define empty " | grep -v "#define \\$" | grep -v "#define mSpanInUse " > runtime.inc.tmp2
 for pattern in '_[GP][a-z]' _Max _Lock _Sig _Trace _MHeap _Num
 do
   grep "#define $pattern" ${IN} >> runtime.inc.tmp2
 done
-TYPES="_Complex_lock _Reader_lock semt boundsError"
+TYPES="_Complex_lock _Reader_lock semt boundsError _FILE"
 for TYPE in $TYPES
 do
   sed -e '/struct '${TYPE}' {/,/^}/s/^.*$//' runtime.inc.tmp2 > runtime.inc.tmp3;